Dick Cheney, served as Vice President under George W. Bush from 2001 to 2009, and was considered one of the most powerful VPs in U.S. history.

Cemented by the 9/11 terrorist attacks, Cheney built unrivalled authority and influence in his role as witnessed by then Washington correspondent Rupert Cornwell

Cheney, who served under President George W. Bush, is widely considered to be the most powerful vice president in U.S. history.